Cov txheej txheem:

Dab tsi yog pawg Boxplot?
Dab tsi yog pawg Boxplot?

Video: Dab tsi yog pawg Boxplot?

Video: Dab tsi yog pawg Boxplot?
Video: Google Colab - Installing Libraries! 2024, Tej zaum
Anonim

Cov pawg boxplot tuaj yeem tso saib boxplots rau txhua qhov sib xyaw ua ke ntawm qib ntawm ob qho kev hloov pauv ywj pheej. Cov ntsiab lus ntawm cov boxplot thiab yuav ua li cas txheeb xyuas cov outliers siv qhov sib txawv ntawm qhov sib txawv (IQR) raug tshuaj xyuas.

Ib yam li ntawd, tib neeg nug, koj ua li cas ib sab ntawm Boxplot hauv SPSS?

Ua Side by Side Boxplots nrog SPSS

  1. Qhib SPSS.
  2. Nyem rau ntawm lub voj voog ib sab ntawm "Hloov cov ntaub ntawv".
  3. Sau cov ntaub ntawv muaj nuj nqis rau ob qho tib si sib txawv hauv ib kab.
  4. Nyob rau hauv ib kem ib sab ntawm kem rau cov sib txawv sib xyaw ua ke, ntaus lub npe uas txheeb xyuas txhua tus nqi ntawm cov ntaub ntawv los ntawm thawj qhov sib txawv lossis qhov sib txawv thib ob.

Ib yam li ntawd, koj puas tuaj yeem pom qhov txhais tau los ntawm lub thawv ntawv? A boxplot , kuj hu a lub thawv thiab whisker zaj , yog ib txoj hauv kev los qhia txog kev sib kis thiab nruab nrab ntawm cov ntaub ntawv teev tseg. Kev ntsuas ntawm kev sib kis muaj xws li qhov sib txawv interquartile thiab cov txhais tau tias ntawm cov ntaub ntawv teev. Kev ntsuas ntawm qhov chaw suav nrog txhais tau tias los yog nruab nrab thiab nruab nrab (qhov nruab nrab ntawm cov ntaub ntawv teev). Yam tsawg kawg nkaus (tus lej tsawg tshaj plaws hauv cov ntaub ntawv teev).

Raws li, Boxplot siv rau dab tsi?

Ib lub thawv thiab nplawm daim phiaj (qee zaum hu ua a boxplot ) yog ib daim duab uas nthuav tawm cov ntaub ntawv los ntawm cov ntsiab lus tsib tus lej. Hom duab no yog siv rau qhia cov duab ntawm kev faib khoom, nws cov nqi nruab nrab, thiab nws qhov sib txawv.

Yuav ua li cas koj xam ib lub thawv ntawv?

Tsim ib tug lub thawv -thiab-xws li zaj , peb pib los ntawm kev xaj peb cov ntaub ntawv (uas yog, muab qhov tseem ceeb) hauv cov lej, yog tias lawv tsis tau xaj. Tom qab ntawd peb pom qhov nruab nrab ntawm peb cov ntaub ntawv. Qhov nruab nrab faib cov ntaub ntawv mus rau hauv ob halves. Txhawm rau faib cov ntaub ntawv mus rau hauv peb lub hlis twg, peb mam li nrhiav qhov nruab nrab ntawm ob qho no.

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